If you are wondering in Customary units, the answer is probably pounds.
kilogram because its the mass you calculating.
A bricks one physical property of a brick is the brick's brown color and rough feeling.
The best SI unit to measure the mass of an elephant is the kilogram (kg).
another brick
Atomic Mass Units.atomic mass unit
The best unit of measurement to determine the mass of a book is grams.
what is the density of a brick with a volume of 0.0010m and a mass of 1.9kg
Do to its size, the mass of a peanut would probably best be measured in grams.
Meters
grams
100g
the best unit of measurement to use to express the mass of a small novel would be grams